public void UpdateTagTest()
{
TagConfigDatabase db = TagConfigDatabase.Instance;
db.Load(_tagRecords);
TagStateManager tsm = new TagStateManager(db);
Dictionary <string, object> fields = new Dictionary <string, object> {
{ "Quality", "1" }
};
tsm.UpdateTag <double>("AirConditioner1.Temperature", DateTime.UtcNow, 77.5D, fields);
tsm.UpdateTag <double>("AirConditioner1.Temperature", DateTime.UtcNow, 79.4D, fields);
var tag = tsm.GetTag("AirConditioner1.Temperature");
DataPoint <double> dp = (DataPoint <double>)tag.DataPoints["AirConditioner1.Temperature"];
Assert.AreEqual(79.4D, dp.Val);
}
public void Subscription_DataChanged(Subscription subscription, DataChangedEventArgs e)
{
foreach (DataChange change in e.DataChanges)
{
string timeStamp = ((change.Value.SourceTimestamp != DateTime.MinValue) ? change.Value.SourceTimestamp : change.Value.ServerTimestamp).ToLocalTime().ToString("yyyy-MM-dd HH:mm:ss.fff");
string typeInfo = change.Value.WrappedValue.TypeInfo.ToString();
string wrappedValue = change.Value.WrappedValue.ToString();
//string tagName = change.MonitoredItem.NodeId.Identifier.ToString();
string tagName = change.MonitoredItem.NodeId.ToString();
WriteLog(string.Format("{{tagName: \"{0}\", timeStamp: \"{1}\", typeInfo: \"{2}\", wrappedValue: {3}}}", tagName, timeStamp, typeInfo, wrappedValue));
//write the changed state to the state manager.
OpcTag opcGeneratedTag = new OpcTag()
{
Id = tagName, TagType = typeInfo, TagQuality = "0", TagValue = wrappedValue, Timestamp = DateTime.Parse(timeStamp)
};
Tag tag = _opcTagConverter.Convert(opcGeneratedTag);
_tagStateManager.UpdateTag <string>(tag.Name, tag.GetTimestamp(), wrappedValue, tag.Other);
}
}